Instead, customers are presented with two full-locking differentials, as in G93 for the front unit and G94 for the rear unit. The mid-sized Colorado and its GMC-branded cousin also come or can be ...

The GMC Envoy was launched for 2002 as an upscale ... and four-wheel low. A locking rear differential, to help get the SUV out from between a literal rock and a hard place, is optional.

General Motors has been offering an automatic locking rear differential in its Chevy->ke4330 and GMC->ke4239 trucks for more than 40 years. Today, its prevalence has grown to include every body-on ...

Rounding out the field was the familiar BMW X5 3.0i and a top-of-the-line GMC Envoy SLT ... functional equivalent of a center and rear differential lock to boost traction at low speeds.

Another less complicated and even more invisible way of dealing with lost traction is to use a limited-slip or locking differential that sits inside the axles. In their simplest form, rear-axle ...

The GMC Envoy was launched for 2002 as an upscale ... and four-wheel low. A locking rear differential, to help get the SUV out from between a literal rock and a hard place, is optional.